getSelection() — react Function Reference

Architecture documentation for the getSelection() function in SelectEventPlugin.js from the react codebase.

Function javascript BabelCompiler Validation calls 2 called by 1

Entity Profile

BabelCompiler→ Validation→ getSelection() — react Function Reference

Dependency Diagram

graph TD
  ab574a65_e1cf_4bff_0d86_6d96e2a1fa23["getSelection()"]
  b8a5c95d_02fb_4719_0efd_4463f2546996["SelectEventPlugin.js"]
  ab574a65_e1cf_4bff_0d86_6d96e2a1fa23 -->|defined in| b8a5c95d_02fb_4719_0efd_4463f2546996
  4c50b416_304e_a759_8f8d_e22e46f2d54d["constructSelectEvent()"]
  4c50b416_304e_a759_8f8d_e22e46f2d54d -->|calls| ab574a65_e1cf_4bff_0d86_6d96e2a1fa23
  15b961e4_5bdf_3cdf_6282_36a44dfc92b2["getSelection()"]
  ab574a65_e1cf_4bff_0d86_6d96e2a1fa23 -->|calls| 15b961e4_5bdf_3cdf_6282_36a44dfc92b2
  a96fa181_7474_eda8_7c38_1e173c424b26["hasSelectionCapabilities()"]
  ab574a65_e1cf_4bff_0d86_6d96e2a1fa23 -->|calls| a96fa181_7474_eda8_7c38_1e173c424b26
  style ab574a65_e1cf_4bff_0d86_6d96e2a1fa23 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/react-dom-bindings/src/events/plugins/SelectEventPlugin.js lines 57–74

function getSelection(node: any) {
  if ('selectionStart' in node && hasSelectionCapabilities(node)) {
    return {
      start: node.selectionStart,
      end: node.selectionEnd,
    };
  } else {
    const win =
      (node.ownerDocument && node.ownerDocument.defaultView) || window;
    const selection = win.getSelection();
    return {
      anchorNode: selection.anchorNode,
      anchorOffset: selection.anchorOffset,
      focusNode: selection.focusNode,
      focusOffset: selection.focusOffset,
    };
  }
}